eight nine ten ten

Which are true about a static nested class? (Choose all that apply.)

• A. You must have a reference to an instance of the enclosing class in order to instantiate it

• B. It does not have access to non-static members of the enclosing class

• C. Its variables and methods must be static

• D. If the outer class is named MyOuter, and the nested class is named MyInner, it can be instantiated using new MyOuter.MyInner();

• E. It must extend the enclosing class

Which create an anonymous inner class from within class Bar? (Choose all that apply.)

• A. Boo f = new Boo(24) { };

• B. Boo f = new Bar() { };

• C. Boo f = new Boo() {String s; };

• D. Bar f = new Boo(String s) { };

• E. Boo f = new Boo.Bar(String s) { };

Which are true about a method-local inner class? (Choose all that apply.)

• A. It must be marked final

• B. It can be marked abstract

• C. It can be marked public

• D. It can be marked static

• E. It can access private members of the enclosing class

What is the result?

• A. An exception occurs at runtime

• B. true

• C. fred

• F. Compilation fails because of an error on line 8

• G. Compilation fails because of an error on a line other than 3, 4, or 8

What is the result?

• A. An exception occurs at runtime at line 10

• B. Zippo

• C. Compilation fails because of an error on line 3

• D. Compilation fails because of an error on line 9

• E. Compilation fails because of an error on line 10

What is the result?

• A. 57 22

• B. 45 38

• C. 45 57

• D. An exception occurs at runtime

• E. Compilation fails

Which, inserted independently at line 6, compile and produce the output "spooky"? (Choose all that apply.)

• A. Sanctum s = c.new Sanctum();

• B. c.Sanctum s = c.new Sanctum();

• C. c.Sanctum s = Cathedral.new Sanctum();

• D. Cathedral.Sanctum s = c.new Sanctum();

• E. Cathedral.Sanctum s = Cathedral.new Sanctum();

What is the result?

• A. inner

• B. outer

• C. middle

• D. Compilation fails

• E. An exception is thrown at runtime

Which, inserted independently at line 5, produce the output "hi"? (Choose all that apply.)

• A. { Car.drive(); }

• B. { this.drive(); }

• C. { Car.this.drive(); }

• G. Engine() { Car.this.drive(); }

• F. Engine() { this.drive(); }

What is the result?

• A. x

• B. x x

• C. No output is produced

• E. Compilation fails due only to an error on line 4

• G. Compilation fails due only to an error on line 10